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CDMA NetworkCDMA NetworkWireless Telephone DirectorateWireless Telephone Directorate

Presented by: Presented by:

Chetan Ratna KansakarChetan Ratna Kansakar

Manager, DWTManager, DWT

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ContentContent

• Objective & PlanObjective & Plan• Current StatusCurrent Status

• Progress and CapacityProgress and Capacity• ServiceService

• Future PlanFuture Plan• Problems encounteredProblems encountered• ConclusionConclusion

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Objective & PlanObjective & Plan The CDMA Project objective was to facilitate telecommunication The CDMA Project objective was to facilitate telecommunication

services in 75 District Head Quarters and 3,915 VDCs of Nepal.services in 75 District Head Quarters and 3,915 VDCs of Nepal. To meet the above objective, NT Procured the CDMA system with To meet the above objective, NT Procured the CDMA system with

following capacity in Five Phases under contract with ZTE which following capacity in Five Phases under contract with ZTE which was signed on 18was signed on 18thth October 2004: October 2004:

– MSC- one million linesMSC- one million lines

– BSC- one million linesBSC- one million lines

– BTS- Around 450K lines BTS- Around 450K lines Install 100 CDMA BTS each year.Install 100 CDMA BTS each year. To facilitate Trunk requirement of Nepal Telecom.To facilitate Trunk requirement of Nepal Telecom.

NG SDH East-West optical link with bandwidth of STM-64.NG SDH East-West optical link with bandwidth of STM-64.Various Microwave spur link. (100 stations)Various Microwave spur link. (100 stations)Alcatel Valley SDH link.(4 sites)Alcatel Valley SDH link.(4 sites)

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Current StatusCurrent Status

Progress and CapacityProgress and Capacity

Service statusService status

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Progress and CapacityProgress and Capacity

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Soft launch of CDMA-2062, AsarSoft launch of CDMA-2062, Asar System put into commercial use- 2062, Magh 23System put into commercial use- 2062, Magh 23 Installed capacity to dateInstalled capacity to date

– MSC-1 million linesMSC-1 million lines– BSC-1 million linesBSC-1 million lines– BTS-399K lines (Installed BTS-258)BTS-399K lines (Installed BTS-258)

Capacity to be installedCapacity to be installed– BTS-151K linesBTS-151K lines– BTS-100K Lines Upgradation (additional BTS-100K Lines Upgradation (additional

Purchase)Purchase)

Note:- Five phases frame contract has been merged in three PhasesNote:- Five phases frame contract has been merged in three Phases

CDMA NetworkCDMA Network

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TransmissionTransmission

NG SDHNG SDHSTM-64 Tx. Equipments installed in 16 sites along STM-64 Tx. Equipments installed in 16 sites along

East-West high-way, 5 STM-64 equipment will be East-West high-way, 5 STM-64 equipment will be installed in up coming month of fiscal year 2064/65.installed in up coming month of fiscal year 2064/65.

Valley SDHValley SDHSTM-4 and STM-1 Tx. equipment installed in 4 sitesSTM-4 and STM-1 Tx. equipment installed in 4 sites

Microwave RadioMicrowave RadioMicrowave radio installed in 42 stationsMicrowave radio installed in 42 stations

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SUMMARY OF CENTRAL DEVELOPMENT REGIONSUMMARY OF CENTRAL DEVELOPMENT REGION

      No.of Covered Coverage Installed Planned

S/N District Zone VDCs VDCs Percentage BTS Capacity BTS Capacity

1 Dhanusha Janakpur 101 56 55.45 4 6500 4 5000

2 Dolakha Janakpur 51 33 64.71 3 3500 1 500

3 Mahottari Janakpur 76 51 67.11 2 2000 3 3500

4 Ramechap Janakpur 55 30 54.55 3 2500 2 1000

5 Sarlahi Janakpur 99 78 78.79 3 2500 5 2500

6 Sindhuli Janakpur 53 18 33.96 3 1500 3 2000

  Total   435 266 61.15 18 18500 18 14500

1 Bara Narayani 98 57 58.16 4 3500 4 4000

2 Chitwan Narayani 36 27 75.00 10 9500 1 500

3 Makwanpur Narayani 43 19 44.19 7 7000 2 2000

4 Parsa Narayani 82 74 90.24 3 6000 3 2500

5 Rautahat Narayani 96 36 37.50 2 2000 4 3000

  Total   355 213 60.00 26 28000 14 12000

                   

  Grand Total   790 479 60.63 44 46500 32 26500

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Installed BTS LocationInstalled BTS Location

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Planned BTS LocationPlanned BTS Location

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Service statusService status CDMA line distributionCDMA line distribution

– Fixed telephone Post paid 43,427Fixed telephone Post paid 43,427

– Fixed telephone Prepaid 116,730Fixed telephone Prepaid 116,730

– Sky phone 198,227Sky phone 198,227

– Sky Data 1103Sky Data 1103

– Total Data user 19,120Total Data user 19,120 CDMA CoverageCDMA Coverage

– Zone-14Zone-14

– District-71District-71

– Municipality-58Municipality-58

– VDC-2120VDC-2120

Note:- Humla, Mugu, Dolpa and Manag yet to be connectedNote:- Humla, Mugu, Dolpa and Manag yet to be connected

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Future planFuture plan After completion of revised phase IV CDMA network will After completion of revised phase IV CDMA network will

have one million lines capacity in MSC and BSC whereas the have one million lines capacity in MSC and BSC whereas the BTS capacity Will be only 550K lines.BTS capacity Will be only 550K lines. L/C has already been open for procurement of additional L/C has already been open for procurement of additional

BTS equipment to upgrade 53 1C3S BTS to 2C3S and 41 BTS equipment to upgrade 53 1C3S BTS to 2C3S and 41 1C1O BTS to 2C1O which will add 100K lines to BTS 1C1O BTS to 2C1O which will add 100K lines to BTS capacity.capacity.

The BTS capacity will be 650K lines after up-gradation. The BTS capacity will be 650K lines after up-gradation. Remaining 350K Lines BTS capacity to be procured for Remaining 350K Lines BTS capacity to be procured for ultimate capacity of One Million Lines which will cover ultimate capacity of One Million Lines which will cover around 3360 VDCs (out of 3915 VDCs) in all 75 Districts. around 3360 VDCs (out of 3915 VDCs) in all 75 Districts. Negotiation is under way to procure additional 190 BTS Negotiation is under way to procure additional 190 BTS and 220 BTS upgradation equipment.and 220 BTS upgradation equipment.

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Future Plan cont.Future Plan cont. Additional 2 million line with around 400 BTS are Additional 2 million line with around 400 BTS are

required for carpet coverage through out the country required for carpet coverage through out the country and to cater the demand. and to cater the demand.

By the end of fiscal year 2064/65 150K lines fixed By the end of fiscal year 2064/65 150K lines fixed and 200K RUIMs shall be distributed throughout the and 200K RUIMs shall be distributed throughout the Kingdom. For the next five year, DWT has planned Kingdom. For the next five year, DWT has planned to distribute 500K lines each year. to distribute 500K lines each year.

By the end of fiscal year 2064/65 DWT has planned By the end of fiscal year 2064/65 DWT has planned to cover all 75 districts and cover around 2500 to cover all 75 districts and cover around 2500 distinct VDCs throughout the country.distinct VDCs throughout the country.

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Problems encounteredProblems encountered

Outrageous situation Outrageous situation – Transportation of EquipmentTransportation of Equipment– Movement of technical manpowerMovement of technical manpower

Preparing InfrastructurePreparing Infrastructure– Acquiring LandAcquiring Land– BuildingBuilding– 3 phase electricity supply3 phase electricity supply– TowerTower

Migration of SubscribersMigration of Subscribers

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ConclusionConclusion

Expansion of CDMA networks specially in Expansion of CDMA networks specially in rural sector of the country to cater the growing rural sector of the country to cater the growing demand of telephones.demand of telephones.

Establishment of East West High bandwidth Establishment of East West High bandwidth (STM-64) optical transmission link. (STM-64) optical transmission link.

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THANK YOUTHANK YOU